M.Sc. DEGREE EXAMINATION, APRIL 2017
Second Semester
Physics (Spl. in Biosensors)
BIOANALYTICAL TECHNIQUES
(CBCS 2016 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. List out the information obtain from Uv-Vis spectra.
2. What is use of colorimetric sensor?
3. Write down the uses of electrochemistry.
4. What is biosensor?
5. Write the classification of piezoelectric sensors.
6. Write the application of SAW.
7. Define Resistance.
8. What is RTD?
9. What is use of Magnetic field?
10. Give an example of magnetic sensors.
Sub. Code
522504
RW-213
2
Sp 5
Part B x 5 25)
Answer all the questions
11. Write a short note on principle and application of
Raman Spectroscopy.
Or
Explain the working principle of the calorimetric
sensor.
12. What is electrochemistry? List out the applications.
Or
What are semiconducting MO sensors? Explain it.
13. Write a note on piezoelectric materials and its uses.
Or
Explain the working of Surface Acoustic wave
sensor.
14. What are metal based thermometers? Explain.
Or
What is Thermistor? List out its properties.
15. What are the different materials used in Magnetic
sensor?
Or
Write note on solid state Magnetic sensor.
RW-213
3
Sp 5
Part C x 10 30)
Answer any three questions.
16. Describe the principle and instrumentation of FTIR
Spectroscopy.
17. Explain the principle of:
Conductiometric Sensor, and
Enzyme biosensor.
18. What is piezoelectric effect? Explain the working of
piezoelectric stress sensors and its applications.
19. With neat sketch explain the working of resistance
thermometers.
20. Explain the principle and working of Magnetic sensors
with diagram.
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